package com.greensock.easing
{

	public class Quart
	{
		public static const power:uint=3;

		public static function easeIn(t:Number, b:Number, c:Number, d:Number):Number
		{
			return c * (t/=d) * t * t * t + b;
		}

		public static function easeOut(t:Number, b:Number, c:Number, d:Number):Number
		{
			return -c * ((t=t / d - 1) * t * t * t - 1) + b;
		}

		public static function easeInOut(t:Number, b:Number, c:Number, d:Number):Number
		{
			if ((t/=d * 0.5) < 1)
				return c * 0.5 * t * t * t * t + b;
			return -c * 0.5 * ((t-=2) * t * t * t - 2) + b;
		}
	}
}


